/*
 * Copyright 2011 Kim Lindhardt Madsen
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */

package dk.lindhardt.gwt.geie.shared;

import com.google.gwt.i18n.client.DateTimeFormat;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.Widget;
import dk.lindhardt.gwt.geie.client.Util;

import java.io.Serializable;
import java.util.Date;

/**
 * User: AnAmuser
 * Date: 07-06-11
 * <p/>
 * Cell holding date values
 */
public class DateCell extends AbstractCell<TZIgnoringDate> implements Serializable {

   /**
    * For serialization
    */
   DateCell() {
      super();
   }

   /**
    * A new date cell
    * @param value the date
    * @param position position of the cell
    * @param cellFormatKey key of the format to use for this cell
    */
   public DateCell(Date value, Position position, CellFormatKey cellFormatKey) {
      super(new TZIgnoringDate(value), position, cellFormatKey);
   }

   /**
    * A new date cell
    * @param value the date
    * @param row the row index for positioning the cell
    * @param col the col index for positioning the cell
    * @param cellFormatKey key of the format to use for this cell
    */
   public DateCell(Date value, int row, int col, CellFormatKey cellFormatKey) {
      super(new TZIgnoringDate(value), row, col, cellFormatKey);
   }

   /**
    * A new date cell
    * @param value the date
    * @param row the row index for positioning the cell
    * @param col the col index for positioning the cell
    * @param spanRow number of rows to span
    * @param spanCol number of columns to span
    * @param cellFormatKey key of the format to use for this cell
    */
   public DateCell(Date value, int row, int col, int spanRow, int spanCol, CellFormatKey cellFormatKey) {
      super(new TZIgnoringDate(value), row, col, spanRow, spanCol, cellFormatKey);
   }

   public Widget toWidget(CellFormat format) {
      Label label = new Label();
      if (format != null) {
         String pattern = format.getPattern();
         DateTimeFormat formatter = pattern != null ? DateTimeFormat.getFormat(pattern) : DateTimeFormat.getFormat(
               DateTimeFormat.PredefinedFormat.DATE_LONG);
         Date date = getValue().getDate();
         label.setText(formatter.format(date));
      } else {
         label.setText(getValue().toString());
      }
      return wrapIfLink(label);
   }

   /**
    * Gets value as a date
    * @return a date
    */
   public Date getDateValue() {
      return super.getValue().getDate();
   }

   public Cell copy() {
      DateCell copied = new DateCell(getValue().getDate(), getPosition(), getCellFormatKey());
      return copied;
   }
}
